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Robust Torrent Violet

#a90d5c
Notes

Robust Torrent Violet (#A90D5C) is a true magenta with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (330°, 86%, 36%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#a90d5c
RGB
rgb(169, 13, 92)
HSL
hsl(330, 86%, 36%)
HWB
hwb(330 5% 34%)
OKLCH
oklch(48.1% 0.189 358.7)
HSV
hsv(330, 92%, 66%)
LAB
lab(36.93% 61.32 -1.85)
LCH
lch(36.93% 61.35 358.27)
CMYK
cmyk(0%, 92%, 46%, 34%)

Etymology

Robust
adjective

From the Latin robustus, of oak — implying strength combined with substance. As a color modifier, robust describes saturation combined with body: a robust burgundy, a robust olive. Sits in the bold-and-warm corner alongside strong and solid, with the slightly textural implication of a color that has substance behind the pigment.

Torrent
modifier

Latin torrens, rushing-or-burning-stream. As a color modifier, torrent implies a rushing-and-deluge-and-flash-flood quality, the visual register of Alpine-and-Pyrenean-torrent hand-rushing-and-deluge-and-flash-flood Alpine-and-Pyrenean-torrent-and-monsoon-deluge torrent-and-rushing-and-deluge surfaces under Alpine-and-Pyrenean-torrent-and-monsoon-deluge Alpine-Dolomites-and-Pyrenean-cirque deluge-rushing-water-light. Sits at the modifier-and-weather end of the grid, parallel to rain and thaw in usage.

Violet
noun

Viola odorata, the European sweet violet — small, fragrant, and the original meaning of the color name in English (the Violet of the rainbow). The color refers to a fresh sweet violet blossom in late winter: a saturated, slightly red-shifted deep blue-purple with the matte finish of small five-petaled flower. Cooler than amethyst, warmer than indigo, with the perfumed weight of a flower used in Roman garlands and Victorian eau de toilette.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

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Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#a90d5c
Original
#3a455e
Protanopia
#636159
Deuteranopia
#b80036
Tritanopia
#343434
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon White
7.24:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.90:1

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